数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。
对你的产品发誓。如果你不这样做，其他人也不会这样做。
Happiness is holding someone in your arms and knowing you hold the whole world.
I'm not afraid of being surpassed because I will keep improving.
You are never too old to set another goal or to dream a new dream.
交易成功的关键是对风险和回报有清晰的理解。
Death in itself is nothing; but we fear to be we know not what, we know not where.